U.S.S. Cairo Gunboat and Museumhttp://www.nps.gov/vick/cairo/cairo.htmThe U.S.S. Cairo, one of Eads' seven ironclad Civil War gunboats, is preserved in a museum at Vicksburg National Memorial Park in Mississippi. Visit the Park Service's web site for more information on the structure and history of the boat.

U.S. Army Corps of Engineershttp://www.mvn.usace.army.milThe New Orleans District of the U.S. Army Corps of Engineers hosts a Web site with a wealth of information on water management and other projects near the mouth of the Mississippi River.

The Great Mississippi River Historical Gallery and Archivehttp://www.boisestate.edu/history/mrc/This project, jointly sponsored by the U.S. Mississippi River Commission and Boise State University, presents resources on the river's history and management. The site features an impressive annotated bibliography.

Missouri Historical Societyhttp://www.mohistory.org/The Missouri Historical Society's collection of Eads papers includes material on the New Orleans jetties and on his appointment as an original member of the Mississippi River Commission.

Washington University in St. Louis Library, Special Collectionshttp://library.wustl.edu/units/spec/James Eads' archive of original construction drawings, including the ones featured in the American Experience Gallery, is housed at Washington University in St. Louis.

Building Bighttp://www.pbs.org/wgbh/buildingbig/A five-part PBS television series and Web site from WGBH Boston explores large structures and what it takes to build them. Visit the Building Big Web site to find out more about the stories and the engineering behind several types of structures, including bridges.

Reynolds, Terry ed. "The Engineer in America." Chicago: University of Chicago Press, 1991

Woodward, C.M. "A History of the St. Louis Bridge: Containing a Full Account of Every Step in Its Construction and Erection and including the Theory of the Ribbed Arch and the Tests of Materials." St. Louis, 1881

Gunboats

Bearss, Edwin C. "Hardluck Ironclad: The Sinking and Salvage of the Cairo." Baton Rouge: Louisiana State University Press, 1980

Reuss, Martin. "Andrew A. Humphreys and the Development of Hydraulic Engineering: Politics and Technology in the Army Corps of Engineers, 1850-1950." Technology and Culture. vol. 26, no. 1. University of Chicago Press, 1985